Computer Audio Reviews

Description: CardBus-format soundcard for PCs and Macs with two-channel analog inputs and outputs on stereo 1/8" connectors, 128x-oversampling A/D and D/A converters, 24-bit data resolution maintained throughout signal path, onboard 24-bit Motorola DSP for mixing and monitoring, and headphone amp with volume control. Sample rates supported: 32kHz, 44.1kHz, 48kHz, 88.2kHz, 96kHz. Supports full-duplex two-channel in, two-channel out operation. Type II CardBus slot required. Analog input: Frequency response: 10Hz-20kHz, ±0.5dB. Dynamic range: >109dB (A-weighted). THD+noise, 1kHz sinewave at -3dBFS: <0.0014% (A-weighted). Crosstalk, 1kHz sinewave at -3dBFS: <0.0005% (A-weighted). Nominal input level: -10dBV (316mV). Maximum input level: +7.2dBu (1.775V). Input impedance: 10k ohms. Analog output: Frequency response: 10Hz-20kHz, ±0.5dB. Dynamic range: >109dB (A-weighted). THD+noise, 1kHz sinewave at -3dBFS: <0.0013% (A-weighted). Nominal output level: -10dBV (316mV). Maximum output level: +6.3dBu (1.6V). Supplied accessories: 6' adapter cable for RCA and ¾" connections, driver software, manual.
Dimensions: 2.1" W by 0.6" H by 4.3" D. Weight: a couple of ounces.
Serial number of unit reviewed: IO3449151.
Price: $229. Approximate number of dealers: "hundreds."
Manufacturer: Echo Digital Audio Corporation, 6309 Carpinteria Avenue, Carpinteria, CA 93013. Tel: (805) 684-4593. Fax: (805) 684-6628. Web: www.echoaudio.com.